#21901D#21901D

#21901D is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.1% C 0.178 H 142.5°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#21901D
RGB	rgb(33, 144, 29)
HSL	hsl(118, 66%, 34%)
HSV	hsv(118, 80%, 56%)
CMYK	cmyk(77.1%, 0%, 79.9%, 43.5%)
CIE-LAB	lab(52.24, -51.80, 48.40)
CIE-LCH	lch(52.24, 70.89, 136.94°)
OKLab	oklab(57.13% -0.1408 0.1082)
OKLCH	oklch(57.13% 0.178 142.5)
XYZ	xyz(10.8216, 20.3573, 4.5212)
Luminance	0.2036 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21901D #8C1D90

analogous

#5B901D #21901D #1D9053

triadic

#21901D #1D2190 #901D21

tetradic

#21901D #1D5B90 #8C1D90 #90531D

square

#21901D #1D5B90 #8C1D90 #90531D

split-complementary

#21901D #531D90 #901D5B

monochromatic

#0A2A08 #155D13 #21901D #2DC327 #51DB4C

Accessibility & contrast

On white

4.14

#21901D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#21901D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21901D

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21901D	#FFFFFF	#000000	##000000
##21901D	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938200

Deuteranopia (green-blind)

#87792B

Tritanopia (blue-blind)

#008C7B

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #21901d;
/* rgb */ color: rgb(33, 144, 29);
/* oklch */ color: oklch(57.1% 0.178 142.5);

Tailwind

colors: {
  custom: {
    50: '#71b263',
    500: '#21901d',
    950: '#000000',
  },
}

SCSS

$custom: #21901d;
$custom-light: #71b263;
$custom-dark: #000000;

JSON

{
  "hex": "#21901d",
  "rgb": {
    "r": 33,
    "g": 144,
    "b": 29
  },
  "hsl": {
    "h": 117.913,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.57133,
    "c": 0.17754,
    "h": 142.5
  },
  "luminance": 0.20359
}

Semantic roles & 50–950 ramp

primary

#21901D

secondary

#B94BBD

accent

#3EE9E3

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091106

muted

#7B807A

Preview Lab

Preview with #21901D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →